Asymmetries of the cerebral hemispheres on computed tomograms.

abstract：:Melorheostosis is a rare benign disease of cortical bone most frequently presenting as peripheral hyperostosis with a characteristic "melting wax" appearance on conventional radiographs. The disease most frequently affects the appendicular skeleton and is seen only rarely in the craniofacial bones. We discuss a case o...

journal_title：Journal of computer assisted tomography

authors： McDermott M,Branstetter BF 4th,Seethala RR

更新日期：2008-09-01 00:00:00

abstract：:We propose an adaptive nonlocal means approach for image-domain material decomposition in low-dose dual-energy micro-computed tomography. The key idea is to create a distribution map for decomposition error and assign a smooth weight for a given pixel. This method is applied to the decomposed images of 3 basis materia...

journal_title：Journal of computer assisted tomography

authors： Yuan Y,Zhang Y,Yu H

更新日期：2018-11-01 00:00:00

abstract：OBJECTIVE:To investigate the effect of iodinated contrast medium on sulcal hyperintensity on fluid-attenuated inversion recovery (FLAIR) imaging immediately after intra-arterial thrombolysis in patients with acute ischemic stroke and to determine whether it may be associated with subsequent hemorrhagic transformation (...

journal_title：Journal of computer assisted tomography

authors： Kim EY,Kim SS,Na DG,Roh HG,Ryoo JW,Kim HK

更新日期：2005-03-01 00:00:00

abstract：:We describe a new multistep procedure for CT fluoroscopy-guided core biopsy, which allows confirmation of the biopsy-sampling trough and the final needle tip position prior to sampling. Twelve lesions measuring < or =2 cm or in close proximity to vital structures were biopsied using commercially available biopsy syste...

journal_title：Journal of computer assisted tomography

authors： Goldberg SN,Keogan MT,Raptopoulos V

更新日期：2000-03-01 00:00:00

abstract：OBJECTIVE:To assess the accuracy of 64 multidetector-row computed tomography (MDCT) in the diagnosis and staging of gastric cancer. METHODS:This study was approved by the institutional review board, and the patients involved gave informed consent. Forty-four patients (34 men and 10 women; mean age, 57 years) with gast...

journal_title：Journal of computer assisted tomography

authors： Yang DM,Kim HC,Jin W,Ryu CW,Kang JH,Park CH,Kim HS,Jung DH

更新日期：2007-01-01 00:00:00

abstract：:This is the seventh and last in a series of studies related to procedure-oriented joint anatomy. This article reviews the anatomy of the foot and its relationship to procedures in the clinical setting with or without ultrasound guidance. Anatomically correct axial schematics allow injections to be envisioned relative ...

journal_title：Journal of computer assisted tomography

authors： Chiou-Tan F,Furr-Stimming E,John J,Harrell JS,Zhang H,Taber KH

更新日期：2015-01-01 00:00:00

abstract：:Antemortum detection of renal metastases can be made by computed tomography (CT), particularly if the known primary malignancy is in a late stage. The CT scans of 10 oncologic patients with focal renal metastases were reviewed (confirmation by surgery in four, follow-up CT demonstrating new lesions or lesion growth in...

journal_title：Journal of computer assisted tomography

authors： Bhatt GM,Bernardino ME,Graham SD Jr

更新日期：1983-12-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to determine the accuracy of contrast-enhanced multidetector row computed tomography (MDCT) in classifying the morphological subtype and revealing the longitudinal extent of extrahepatic cholangiocarcinomas (EHCs). METHODS:Our institutional review board approved this retrospec...

journal_title：Journal of computer assisted tomography

authors： Seo H,Lee JM,Kim IH,Han JK,Kim SH,Jang JY,Kim SW,Choi BI

更新日期：2009-05-01 00:00:00

abstract：PURPOSE:The space below the kidneys where the anterior and posterior pararenal spaces converge has been defined only vaguley in the past. We describe observations on clinical CT cases and studies on cadavers that lead to a refinement in the terminology for this extraperitoneal compartment. METHOD:Abdominal/pelvic CT s...

journal_title：Journal of computer assisted tomography

authors： Beaulieu CF,Mindelzun RE,Dolph J,Jeffrey RB Jr

更新日期：1997-03-01 00:00:00

abstract：:Bullous lung disease is known to be a risk factor for developing a bronchogenic carcinoma. In this article, computed tomography appearances of 20 patients with histologically proven bronchogenic carcinoma were reviewed retrospectively. On the basis of the previous literatures and our findings, the computed tomography ...

journal_title：Journal of computer assisted tomography

authors： Maki D,Takahashi M,Murata K,Sawai S,Fujino S,Inoue S

更新日期：2006-05-01 00:00:00

abstract：PURPOSE:We evaluated the usefulness of gadofluorine 8 (G8) and gadolinium diethylenetriamine-pentaacetic acid (Gd-DTPA) for interstitial magnetic resonance lymphography (MRL). METHOD:Phantom imaging studies were conducted with G8 and Gd-DTPA corresponding to 0.1-0.005 micromol Gd/mL, and signal intensity was measured....

journal_title：Journal of computer assisted tomography

authors： Shimada M,Yoshikawa K,Suganuma T,Kayanuma H,Inoue Y,Ito K,Senoo A,Hayashi S

更新日期：2003-07-01 00:00:00

abstract：:Intracranial opportunistic infections have been widely reported in patients with acquired immune deficiency syndrome (AIDS). We report an unusual presentation of Toxoplasma gondii infection in a patient with AIDS. ...

journal_title：Journal of computer assisted tomography

authors： Cohen W,Koslow M

更新日期：1985-03-01 00:00:00

abstract：:Of 700 neonates examined by computed tomography (CT) in a 4 years period, 17 were found to have a posterior fossa hemorrhage. Eleven were born at term, and six were premature. Delivery was traumatic in 12 babies. The hematoma was in the subdural space in nine and within the cerebellum in eight. The CT diagnosis of ext...

journal_title：Journal of computer assisted tomography

authors： Scotti G,Flodmark O,Harwood-Nash DC,Humphries RP

更新日期：1981-02-01 00:00:00

abstract：BACKGROUND:The Mount Fuji sign (MFS) is a radiological sign on computed tomographic scans depicting air between the frontal lobes. Air in this location indicates tension pneumocephalus (TP), considered a neurosurgical emergency.We evaluate the correlation between the MFS and perioperative mortality attributed to TP in ...

journal_title：Journal of computer assisted tomography

authors： Moscovici S,Halevy D,Mizrahi CJ,Goldberg SN,Brown DW,Ben-David E

更新日期：2019-09-01 00:00:00

abstract：OBJECTIVE:The objective of the study was to characterize the enhancement pattern of hyperfunctioning parathyroid adenomas on multiphase multidetector computed tomography (CT) or 4-dimensional CT. METHODS:We retrospectively studied the enhancement patterns of 48 pathologically confirmed parathyroid adenomas with 4-dime...

journal_title：Journal of computer assisted tomography

authors： Vu TH,Guha-Thakurta N,Harrell RK,Ahmed S,Kumar AJ,Johnson VE,Perrier ND,Hamberg LM,Hunter GJ,Schellingerhout D

更新日期：2011-09-01 00:00:00

abstract：:This article reviews the value of magnetic resonance imaging (MRI) for the diagnosis of ovarian tumors especially when ultrasonography is indeterminate. Although ultrasonography is the first imaging technique used to investigate suspected pelvic masses, it has a limited capacity for tissue characterization. In additio...

journal_title：Journal of computer assisted tomography

authors： Bazot M,Daraï E,Nassar-Slaba J,Lafont C,Thomassin-Naggara I

更新日期：2008-09-01 00:00:00

abstract：OBJECTIVE:To compare the 2-dimensional time of flight, the 3-dimensional time-resolved contrast-enhanced magnetic resonance (MR) angiography, and the 3-dimensional 3-station bolus chase contrast-enhanced MR angiography in assessing distal station atherosclerosis. METHODS:Two-dimensional time of flight, 3-dimensional t...

journal_title：Journal of computer assisted tomography

authors： Hahn WY,Hecht EM,Friedman B,Babb JS,Jacobowitz GR,Lee VS

更新日期：2007-01-01 00:00:00

abstract：:Sternal hyperostosis is characterized by prominent new bone formation and fibrosis with less pronounced areas of granulation tissue and round cell infiltration. In previously reported cases the process involved not only the sternum but adjacent bony areas as well. Depending upon the extent of disease, acquiring biopsy...

journal_title：Journal of computer assisted tomography

authors： Bechtold RE,Karstaedt N,Wolfman NT

更新日期：1990-01-01 00:00:00

abstract：:Although tuberculosis is an uncommon cause of spinal arachnoiditis, it needs to be differentiated from other causes of arachnoiditis because it is a treatable disease. Myelography, which is the imaging modality of choice for the chronic adhesive stage of tuberculous arachnoiditis, usually reveals irregularity of the t...

journal_title：Journal of computer assisted tomography

authors： Kumar A,Montanera W,Willinsky R,TerBrugge KG,Aggarwal S

更新日期：1993-01-01 00:00:00

abstract：OBJECTIVES:As an application of the computer-aided diagnosis of solitary pulmonary nodules (SPNs), 3-dimensional contrast-enhanced (CE) dynamic helical computed tomography (HCT) was performed to evaluate temporal changes in the internal structure of nodules to differentiate between benign nodules (BNs) and malignant no...

journal_title：Journal of computer assisted tomography

authors： Mori K,Niki N,Kondo T,Kamiyama Y,Kodama T,Kawada Y,Moriyama N

更新日期：2005-03-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to assess the accuracy of multidetector computed tomography (CT) in diagnosing perinephric (PN) and/or renal sinus (RS) fat invasion in patients with renal cell carcinoma (RCC), with reference to the CT findings predictive for the diagnosis of invasion. METHODS:This was a retr...

journal_title：Journal of computer assisted tomography

authors： Tsili AC,Goussia AC,Baltogiannis D,Astrakas L,Sofikitis N,Malamou-Mitsi V,Argyropoulou MI

更新日期：2013-05-01 00:00:00

abstract：:We report imaging findings in five patients who had sudden cardiac arrest during contrast-enhanced computed tomography (CT). We observed strikingly dense abdominal veins, variable degrees of arterial enhancement, and poor abdominal visceral enhancement. Comparison with a control group of 30 patients revealed a statist...

journal_title：Journal of computer assisted tomography

authors： Ko SF,Ng SH,Chen MC,Lee TY,Huang CC,Wan YL

更新日期：2003-01-01 00:00:00

abstract：OBJECTIVES:To evaluate the efficacy of test injection technique using a monitoring scan at knee level for 64-slice multidetector row computed tomographic (MDCT) angiography of the abdominal and lower extremity arteries. METHODS:The test injection technique using low-dose serial CT scan at knee level was performed for ...

journal_title：Journal of computer assisted tomography

authors： Nakaya Y,Kim T,Hori M,Onishi H,Maeda N,Higashihara H,Tomoda K,Nakamura H

更新日期：2009-01-01 00:00:00

abstract：:A case of Ebstein anomaly in a 2-day-old newborn is presented. The complementary roles of two-dimensional Doppler echocardiography and magnetic resonance imaging in managing this cardiac malformation are emphasized. ...

journal_title：Journal of computer assisted tomography

authors： Kastler B,Livolsi A,Zhu H,Roy E,Zollner G,Dietemann JL

更新日期：1990-09-01 00:00:00

abstract：:This paper will review the lumbosacral spine (L1-S5). Procedures performed in the lumbosacral spine include electromyography, spinal stimulator implants, spinal infusion implants for spasticity or pain medications, sacroiliac spine injections, facet blocks, and steroid injections. Complications from these procedures i...

journal_title：Journal of computer assisted tomography

authors： Chiou-Tan FY,Miller JS,Zhang H,Kass JS,Taber KH

更新日期：2007-09-01 00:00:00

abstract：OBJECTIVE:To capture 3D shape variation of the levator ani during straining with open access MR imaging. METHODS:Optimal scan-planning based on statistical shape modeling is developed for recovering the entire 3D structure of the levator ani from a limited number of 2D imaging planes. Statistical shape modeling ensure...

journal_title：Journal of computer assisted tomography

authors： Lee SL,Horkaew P,Caspersz W,Darzi A,Yang GZ

更新日期：2005-03-01 00:00:00

abstract：PURPOSE:The purpose of this work was to evaluate the accuracy of CT angiography (CTA) for the detection of large vessel intracranial thrombus in clinically suspected hyperacute (<6 h) stroke patients. METHOD:Forty-four consecutive intraarterial thrombolysis candidates underwent noncontrast CT followed immediately by C...

journal_title：Journal of computer assisted tomography

authors： Lev MH,Farkas J,Rodriguez VR,Schwamm LH,Hunter GJ,Putman CM,Rordorf GA,Buonanno FS,Budzik R,Koroshetz WJ,Gonzalez RG

更新日期：2001-07-01 00:00:00

abstract：:We obtained diffusion-weighted echo planar images of the human cervical cord in vivo and correlated them with histopathologic findings. Images were obtained in 17 healthy volunteers using a 1.5 T clinical MR unit. When motion-probing gradients were added perpendicular to the long axis of the cord, the white matter was...

journal_title：Journal of computer assisted tomography

authors： Nagayoshi K,Kimura S,Ochi M,Hayashi K,Okimoto T,Wakebe T,Saiki K

更新日期：2000-05-01 00:00:00

abstract：:The objective of this study was to assess the efficacy of MR mammography (MRM) in evaluating breast cancer extent in women with fatty or dense breasts, and its contribution to the therapeutic approach. The authors reviewed 97 carcinomas detected in 93 women (both symptomatic and from screening) that were classified in...

journal_title：Journal of computer assisted tomography

authors： Echevarria JJ,Martín M,Saiz A,Imaz I,Férnandez-Ruanova B,Martín D,López-Ruiz JA

更新日期：2006-01-01 00:00:00

abstract：PURPOSE:The purpose of this work was to assess whether easily obtained clinical parameters can predict optimal scan delay for contrast-enhanced spiral CT of pulmonary arteries and to compare image quality between individualized contrast timing versus a fixed scan delay. METHOD:We used an individualized delay in 85 pat...

journal_title：Journal of computer assisted tomography

authors： Hartmann IJ,Lo RT,Bakker J,de Monyé W,van Waes PF,Pattynama PM

更新日期：2002-01-01 00:00:00